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Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
Keep the Heat In and the Cold Out
and powerful for indoor air spaces up to 200 sq
5 mm W x 26
648oz/in³ Hardness Shored ASTM D 2240 72 (1wk) Heat Deflection ASTM D 648 120°F
All natural plant food fortified with Bio-tone microbes
NK® PHEX Pro-Hex® Professional Seed Starting Tray, 72 Cell HALLOWEEN Keep the Heat In andUse what the professionals use! The revolutionary hexagon cells encourage a better and stronger root system. It eliminates circular roots which stunts seedling development. 72 cell Pro Hex root development tray Hexagon inserts with dome Hexagon insert promote a deeper root system Made in USA.